MOTOTRBO XPR 4000 Series Mobile Radio Basic Service Manual

The Motorola 6880309T21 is the Basic Service Manual for MOTOTRBO XPR 4000 Series mobile two-way radios. It provides technicians with manufacturer service information for supported United States mobile-radio models.

This manual is intended to assist trained radio technicians with routine maintenance, functional testing, troubleshooting, radio disassembly and reassembly, and other basic service procedures.

The Basic Service Manual is a valuable technical reference for Motorola service shops, communications departments and organizations responsible for maintaining legacy XPR 4000 Series radio fleets.

Key Features

• Basic service information for MOTOTRBO XPR 4000 Series radios

• Covers supported United States mobile-radio models

• Manufacturer service and maintenance procedures

• Troubleshooting and diagnostic information

• Radio disassembly and reassembly guidance

• Testing and performance-verification procedures

• Technical diagrams and reference information

• Genuine Motorola Solutions service publication

• Publication part number: 6880309T21

Product Specifications

• Product Type: Mobile-radio basic service manual

• Publication Part Number: 6880309T21

• Radio Platform: MOTOTRBO

• Radio Series: XPR 4000 Series

• Service Level: Basic

• Regional Coverage: United States models

• Intended User: Qualified two-way radio service technician

• Publisher: Motorola Solutions

Covered Radio Models

The manual is intended for MOTOTRBO XPR 4000 Series mobile radios, including select:

• Motorola XPR 4300

• Motorola XPR 4350

• Motorola XPR 4380

• Motorola XPR 4500

• Motorola XPR 4550

• Motorola XPR 4580

• Related United States XPR 4000 Series configurations

Coverage can depend on the manual revision and radio configuration. Verify the complete radio model before ordering.

Manual Contents

Topics may include:

• Radio model and product information

• Recommended test equipment and service tools

• Preventive maintenance

• Radio performance checks

• Basic troubleshooting

• Radio disassembly and reassembly

• Connector and board identification

• Replacement-part references

• Safety and service precautions

Basic vs. Detailed Service Manual

The 6880309T21 is the Basic Service Manual. It is intended for routine testing, maintenance and module-level service.

Technicians requiring more advanced circuit-level information should consider the separate MOTOTRBO Mobile Detailed Service Manual, publication number 6880309T22.

Important Ordering Information

This is a technical service publication and not a standard radio user guide. It is written for personnel with appropriate electronics, radio-service and safety training.

Programming software, service cables, test equipment, replacement parts and the mobile radio are not included.

Package Contents

• One Motorola 6880309T21 MOTOTRBO Mobile Basic Service Manual

Ideal Applications

• Motorola radio dealerships

• Two-way radio repair shops

• Public safety communications departments

• Commercial fleet maintenance

• Utility radio shops

• Technical training departments

• Legacy XPR radio support

• Communications equipment inventories

Why Buy from Delmarva Communications?

Delmarva Communications supplies professional two-way radio equipment, service accessories and technical publications for commercial, industrial and public safety applications. Our experienced team can help verify radio and service-manual compatibility before you order.